TY - J Syst Evol A1 - Shing Kong-hsia T1 - Some New Species of Pteridophytes from Hengduan Mountains Y1 - 1993-11-18 JF - Journal of Systematics and Evolution JO - J Syst Evol SP - 569 EP - 574 VL - 31 IS - 6 UR - https://www.jse.ac.cn N1 - ER -